DockerCLI/command/node/remove_test.go

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package node
import (
"bytes"
"io/ioutil"
"testing"
"github.com/docker/docker/cli/internal/test"
"github.com/docker/docker/pkg/testutil/assert"
"github.com/pkg/errors"
)
func TestNodeRemoveErrors(t *testing.T) {
testCases := []struct {
args []string
nodeRemoveFunc func() error
expectedError string
}{
{
expectedError: "requires at least 1 argument",
},
{
args: []string{"nodeID"},
nodeRemoveFunc: func() error {
return errors.Errorf("error removing the node")
},
expectedError: "error removing the node",
},
}
for _, tc := range testCases {
buf := new(bytes.Buffer)
cmd := newRemoveCommand(
test.NewFakeCli(&fakeClient{
nodeRemoveFunc: tc.nodeRemoveFunc,
}, buf))
cmd.SetArgs(tc.args)
cmd.SetOutput(ioutil.Discard)
assert.Error(t, cmd.Execute(), tc.expectedError)
}
}
func TestNodeRemoveMultiple(t *testing.T) {
buf := new(bytes.Buffer)
cmd := newRemoveCommand(test.NewFakeCli(&fakeClient{}, buf))
cmd.SetArgs([]string{"nodeID1", "nodeID2"})
assert.NilError(t, cmd.Execute())
}